Flash Ink Mark by JT Magic (Blue)Flash Ink Mark is a novelty and visual effect. The magician writes a prediction on the back of a card only to be proven wrong. Then, in an instant, the prediction visually changes into the correct one! Beyond the basic routine, Flash Ink Mark allows information such as text, numbers, or symbols to visually appear or disappear. Versatile and impactful, it offers multiple applications in your routine. Advantages: Unique & Eye Catching The ink change